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12
LICENSE
View File

@ -1,15 +1,13 @@
MIT/X Consortium License
© 2006-2019 Anselm R Garbe <anselm@garbe.ca>
© 2006-2008 Sander van Dijk <a.h.vandijk@gmail.com>
© 2006-2007 Michał Janeczek <janeczek@gmail.com>
© 2007 Kris Maglione <jg@suckless.org>
© 2006-2014 Anselm R Garbe <anselm@garbe.us>
© 2010-2012 Connor Lane Smith <cls@lubutu.com>
© 2009 Gottox <gottox@s01.de>
© 2009 Markus Schnalke <meillo@marmaro.de>
© 2009 Evan Gates <evan.gates@gmail.com>
© 2010-2012 Connor Lane Smith <cls@lubutu.com>
© 2014-2022 Hiltjo Posthuma <hiltjo@codemadness.org>
© 2015-2019 Quentin Rameau <quinq@fifth.space>
© 2006-2008 Sander van Dijk <a dot h dot vandijk at gmail dot com>
© 2006-2007 Michał Janeczek <janeczek at gmail dot com>
© 2014-2015 Hiltjo Posthuma <hiltjo@codemadness.org>
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),

82
Makefile
View File

@ -4,55 +4,71 @@
include config.mk
SRC = drw.c dmenu.c stest.c util.c
OBJ = $(SRC:.c=.o)
OBJ = ${SRC:.c=.o}
all: dmenu stest
all: options dmenu stest
options:
@echo dmenu build options:
@echo "CFLAGS = ${CFLAGS}"
@echo "LDFLAGS = ${LDFLAGS}"
@echo "CC = ${CC}"
.c.o:
$(CC) -c $(CFLAGS) $<
@echo CC $<
@${CC} -c ${CFLAGS} $<
config.h:
cp config.def.h $@
@echo creating $@ from config.def.h
@cp config.def.h $@
$(OBJ): arg.h config.h config.mk drw.h
${OBJ}: arg.h config.h config.mk drw.h
dmenu: dmenu.o drw.o util.o
$(CC) -o $@ dmenu.o drw.o util.o $(LDFLAGS)
@echo CC -o $@
@${CC} -o $@ dmenu.o drw.o util.o ${LDFLAGS}
stest: stest.o
$(CC) -o $@ stest.o $(LDFLAGS)
@echo CC -o $@
@${CC} -o $@ stest.o ${LDFLAGS}
clean:
rm -f dmenu stest $(OBJ) dmenu-$(VERSION).tar.gz
@echo cleaning
@rm -f dmenu stest ${OBJ} dmenu-${VERSION}.tar.gz
dist: clean
mkdir -p dmenu-$(VERSION)
cp LICENSE Makefile README arg.h config.def.h config.mk dmenu.1\
drw.h util.h dmenu_path dmenu_run stest.1 $(SRC)\
dmenu-$(VERSION)
tar -cf dmenu-$(VERSION).tar dmenu-$(VERSION)
gzip dmenu-$(VERSION).tar
rm -rf dmenu-$(VERSION)
@echo creating dist tarball
@mkdir -p dmenu-${VERSION}
@cp LICENSE Makefile README arg.h config.def.h config.mk dmenu.1 \
drw.h util.h dmenu_path dmenu_run stest.1 ${SRC} \
dmenu-${VERSION}
@tar -cf dmenu-${VERSION}.tar dmenu-${VERSION}
@gzip dmenu-${VERSION}.tar
@rm -rf dmenu-${VERSION}
install: all
mkdir -p $(DESTDIR)$(PREFIX)/bin
cp -f dmenu dmenu_path dmenu_run stest $(DESTDIR)$(PREFIX)/bin
chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu
chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu_path
chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu_run
chmod 755 $(DESTDIR)$(PREFIX)/bin/stest
mkdir -p $(DESTDIR)$(MANPREFIX)/man1
sed "s/VERSION/$(VERSION)/g" < dmenu.1 > $(DESTDIR)$(MANPREFIX)/man1/dmenu.1
sed "s/VERSION/$(VERSION)/g" < stest.1 > $(DESTDIR)$(MANPREFIX)/man1/stest.1
chmod 644 $(DESTDIR)$(MANPREFIX)/man1/dmenu.1
chmod 644 $(DESTDIR)$(MANPREFIX)/man1/stest.1
@echo installing executables to ${DESTDIR}${PREFIX}/bin
@mkdir -p ${DESTDIR}${PREFIX}/bin
@cp -f dmenu dmenu_path dmenu_run stest ${DESTDIR}${PREFIX}/bin
@chmod 755 ${DESTDIR}${PREFIX}/bin/dmenu
@chmod 755 ${DESTDIR}${PREFIX}/bin/dmenu_path
@chmod 755 ${DESTDIR}${PREFIX}/bin/dmenu_run
@chmod 755 ${DESTDIR}${PREFIX}/bin/stest
@echo installing manual pages to ${DESTDIR}${MANPREFIX}/man1
@mkdir -p ${DESTDIR}${MANPREFIX}/man1
@sed "s/VERSION/${VERSION}/g" < dmenu.1 > ${DESTDIR}${MANPREFIX}/man1/dmenu.1
@sed "s/VERSION/${VERSION}/g" < stest.1 > ${DESTDIR}${MANPREFIX}/man1/stest.1
@chmod 644 ${DESTDIR}${MANPREFIX}/man1/dmenu.1
@chmod 644 ${DESTDIR}${MANPREFIX}/man1/stest.1
uninstall:
rm -f $(DESTDIR)$(PREFIX)/bin/dmenu\
$(DESTDIR)$(PREFIX)/bin/dmenu_path\
$(DESTDIR)$(PREFIX)/bin/dmenu_run\
$(DESTDIR)$(PREFIX)/bin/stest\
$(DESTDIR)$(MANPREFIX)/man1/dmenu.1\
$(DESTDIR)$(MANPREFIX)/man1/stest.1
@echo removing executables from ${DESTDIR}${PREFIX}/bin
@rm -f ${DESTDIR}${PREFIX}/bin/dmenu
@rm -f ${DESTDIR}${PREFIX}/bin/dmenu_path
@rm -f ${DESTDIR}${PREFIX}/bin/dmenu_run
@rm -f ${DESTDIR}${PREFIX}/bin/stest
@echo removing manual page from ${DESTDIR}${MANPREFIX}/man1
@rm -f ${DESTDIR}${MANPREFIX}/man1/dmenu.1
@rm -f ${DESTDIR}${MANPREFIX}/man1/stest.1
.PHONY: all clean dist install uninstall
.PHONY: all options clean dist install uninstall

4
arg.h
View File

@ -10,8 +10,8 @@ extern char *argv0;
/* use main(int argc, char *argv[]) */
#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\
argv[0] && argv[0][0] == '-'\
&& argv[0][1];\
argv[0] && argv[0][1]\
&& argv[0][0] == '-';\
argc--, argv++) {\
char argc_;\
char **argv_;\

20
config.def.h
View File

@ -6,18 +6,12 @@ static int topbar = 1; /* -b option; if 0, dmenu appears a
static const char *fonts[] = {
"monospace:size=10"
};
static const char *prompt = NULL; /* -p option; prompt to the left of input field */
static const char *colors[SchemeLast][2] = {
/* fg bg */
[SchemeNorm] = { "#bbbbbb", "#222222" },
[SchemeSel] = { "#eeeeee", "#005577" },
[SchemeOut] = { "#000000", "#00ffff" },
};
static const char *prompt = NULL; /* -p option; prompt to the elft of input field */
static const char *normbgcolor = "#222222"; /* -nb option; normal background */
static const char *normfgcolor = "#bbbbbb"; /* -nf option; normal foreground */
static const char *selbgcolor = "#005577"; /* -sb option; selected background */
static const char *selfgcolor = "#eeeeee"; /* -sf option; selected foreground */
static const char *outbgcolor = "#00ffff";
static const char *outfgcolor = "#000000";
/* -l option; if nonzero, dmenu uses vertical list with given number of lines */
static unsigned int lines = 0;
/*
* Characters not considered part of a word while deleting words
* for example: " /?\"&[]"
*/
static const char worddelimiters[] = " ";

17
config.mk
View File

@ -1,9 +1,9 @@
# dmenu version
VERSION = 5.3
VERSION = 4.6
# paths
PREFIX = /usr/local
MANPREFIX = $(PREFIX)/share/man
MANPREFIX = ${PREFIX}/share/man
X11INC = /usr/X11R6/include
X11LIB = /usr/X11R6/lib
@ -16,17 +16,16 @@ XINERAMAFLAGS = -DXINERAMA
FREETYPELIBS = -lfontconfig -lXft
FREETYPEINC = /usr/include/freetype2
# OpenBSD (uncomment)
#FREETYPEINC = $(X11INC)/freetype2
#MANPREFIX = ${PREFIX}/man
#FREETYPEINC = ${X11INC}/freetype2
# includes and libs
INCS = -I$(X11INC) -I$(FREETYPEINC)
LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS)
INCS = -I${X11INC} -I${FREETYPEINC}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"$(VERSION)\" $(XINERAMAFLAGS)
CFLAGS = -std=c99 -pedantic -Wall -Os $(INCS) $(CPPFLAGS)
LDFLAGS = $(LIBS)
CPPFLAGS = -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
CFLAGS = -std=c99 -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
LDFLAGS = -s ${LIBS}
# compiler and linker
CC = cc

80
dmenu.1
View File

@ -3,11 +3,13 @@
dmenu \- dynamic menu
.SH SYNOPSIS
.B dmenu
.RB [ \-bfiv ]
.RB [ \-b ]
.RB [ \-f ]
.RB [ \-i ]
.RB [ \-l
.IR lines ]
.RB [ \-m
.IR monitor ]
.IR lines ]
.RB [ \-p
.IR prompt ]
.RB [ \-fn
@ -20,8 +22,7 @@ dmenu \- dynamic menu
.IR color ]
.RB [ \-sf
.IR color ]
.RB [ \-w
.IR windowid ]
.RB [ \-v ]
.P
.BR dmenu_run " ..."
.SH DESCRIPTION
@ -41,8 +42,8 @@ which lists programs in the user's $PATH and runs the result in their $SHELL.
dmenu appears at the bottom of the screen.
.TP
.B \-f
dmenu grabs the keyboard before reading stdin if not reading from a tty. This
is faster, but will lock up X until stdin reaches end\-of\-file.
dmenu grabs the keyboard before reading stdin. This is faster, but will lock up
X until stdin reaches end\-of\-file.
.TP
.B \-i
dmenu matches menu items case insensitively.
@ -77,9 +78,6 @@ defines the selected foreground color.
.TP
.B \-v
prints version information to stdout, then exits.
.TP
.BI \-w " windowid"
embed into windowid.
.SH USAGE
dmenu is completely controlled by the keyboard. Items are selected using the
arrow keys, page up, page down, home, and end.
@ -100,94 +98,82 @@ Confirm input. Prints the input text to stdout and exits, returning success.
.B Escape
Exit without selecting an item, returning failure.
.TP
.B Ctrl-Left
Move cursor to the start of the current word
.TP
.B Ctrl-Right
Move cursor to the end of the current word
.TP
.B C\-a
C\-a
Home
.TP
.B C\-b
C\-b
Left
.TP
.B C\-c
C\-c
Escape
.TP
.B C\-d
C\-d
Delete
.TP
.B C\-e
C\-e
End
.TP
.B C\-f
C\-f
Right
.TP
.B C\-g
C\-g
Escape
.TP
.B C\-h
C\-h
Backspace
.TP
.B C\-i
C\-i
Tab
.TP
.B C\-j
C\-j
Return
.TP
.B C\-J
C\-J
Shift-Return
.TP
.B C\-k
C\-k
Delete line right
.TP
.B C\-m
C\-m
Return
.TP
.B C\-M
C\-M
Shift-Return
.TP
.B C\-n
C\-n
Down
.TP
.B C\-p
C\-p
Up
.TP
.B C\-u
C\-u
Delete line left
.TP
.B C\-w
C\-w
Delete word left
.TP
.B C\-y
C\-y
Paste from primary X selection
.TP
.B C\-Y
C\-Y
Paste from X clipboard
.TP
.B M\-b
Move cursor to the start of the current word
.TP
.B M\-f
Move cursor to the end of the current word
.TP
.B M\-g
M\-g
Home
.TP
.B M\-G
M\-G
End
.TP
.B M\-h
M\-h
Up
.TP
.B M\-j
M\-j
Page down
.TP
.B M\-k
M\-k
Page up
.TP
.B M\-l
M\-l
Down
.SH SEE ALSO
.IR dwm (1),

385
dmenu.c
View File

@ -6,7 +6,6 @@
#include <string.h>
#include <strings.h>
#include <time.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
@ -22,7 +21,9 @@
/* macros */
#define INTERSECT(x,y,w,h,r) (MAX(0, MIN((x)+(w),(r).x_org+(r).width) - MAX((x),(r).x_org)) \
* MAX(0, MIN((y)+(h),(r).y_org+(r).height) - MAX((y),(r).y_org)))
#define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad)
#define LENGTH(X) (sizeof X / sizeof X[0])
#define TEXTNW(X,N) (drw_font_getexts_width(drw->fonts[0], (X), (N)))
#define TEXTW(X) (drw_text(drw, 0, 0, 0, 0, (X), 0) + drw->fonts[0]->h)
/* enums */
enum { SchemeNorm, SchemeSel, SchemeOut, SchemeLast }; /* color schemes */
@ -34,10 +35,9 @@ struct item {
};
static char text[BUFSIZ] = "";
static char *embed;
static int bh, mw, mh;
static int inputw = 0, promptw;
static int lrpad; /* sum of left and right padding */
static int sw, sh; /* X display screen geometry width, height */
static int inputw, promptw;
static size_t cursor;
static struct item *items = NULL;
static struct item *matches, *matchend;
@ -46,24 +46,17 @@ static int mon = -1, screen;
static Atom clip, utf8;
static Display *dpy;
static Window root, parentwin, win;
static Window root, win;
static XIC xic;
static ClrScheme scheme[SchemeLast];
static Drw *drw;
static Clr *scheme[SchemeLast];
#include "config.h"
static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
static char *(*fstrstr)(const char *, const char *) = strstr;
static unsigned int
textw_clamp(const char *str, unsigned int n)
{
unsigned int w = drw_fontset_getwidth_clamp(drw, str, n) + lrpad;
return MIN(w, n);
}
static void
appenditem(struct item *item, struct item **list, struct item **last)
{
@ -88,10 +81,10 @@ calcoffsets(void)
n = mw - (promptw + inputw + TEXTW("<") + TEXTW(">"));
/* calculate which items will begin the next page and previous page */
for (i = 0, next = curr; next; next = next->right)
if ((i += (lines > 0) ? bh : textw_clamp(next->text, n)) > n)
if ((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n)
break;
for (i = 0, prev = curr; prev && prev->left; prev = prev->left)
if ((i += (lines > 0) ? bh : textw_clamp(prev->left->text, n)) > n)
if ((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n)
break;
}
@ -100,130 +93,110 @@ cleanup(void)
{
size_t i;
XUngrabKeyboard(dpy, CurrentTime);
for (i = 0; i < SchemeLast; i++)
free(scheme[i]);
for (i = 0; items && items[i].text; ++i)
free(items[i].text);
free(items);
XUngrabKey(dpy, AnyKey, AnyModifier, root);
for (i = 0; i < SchemeLast; i++) {
drw_clr_free(scheme[i].bg);
drw_clr_free(scheme[i].fg);
}
drw_free(drw);
XSync(dpy, False);
XCloseDisplay(dpy);
}
static char *
cistrstr(const char *h, const char *n)
cistrstr(const char *s, const char *sub)
{
size_t i;
size_t len;
if (!n[0])
return (char *)h;
for (; *h; ++h) {
for (i = 0; n[i] && tolower((unsigned char)n[i]) ==
tolower((unsigned char)h[i]); ++i)
;
if (n[i] == '\0')
return (char *)h;
}
for (len = strlen(sub); *s; s++)
if (!strncasecmp(s, sub, len))
return (char *)s;
return NULL;
}
static int
drawitem(struct item *item, int x, int y, int w)
{
if (item == sel)
drw_setscheme(drw, scheme[SchemeSel]);
else if (item->out)
drw_setscheme(drw, scheme[SchemeOut]);
else
drw_setscheme(drw, scheme[SchemeNorm]);
return drw_text(drw, x, y, w, bh, lrpad / 2, item->text, 0);
}
static void
drawmenu(void)
{
unsigned int curpos;
int curpos;
struct item *item;
int x = 0, y = 0, w;
int x = 0, y = 0, h = bh, w;
drw_setscheme(drw, scheme[SchemeNorm]);
drw_rect(drw, 0, 0, mw, mh, 1, 1);
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_rect(drw, 0, 0, mw, mh, 1, 1, 1);
if (prompt && *prompt) {
drw_setscheme(drw, scheme[SchemeSel]);
x = drw_text(drw, x, 0, promptw, bh, lrpad / 2, prompt, 0);
drw_setscheme(drw, &scheme[SchemeSel]);
drw_text(drw, x, 0, promptw, bh, prompt, 0);
x += promptw;
}
/* draw input field */
w = (lines > 0 || !matches) ? mw - x : inputw;
drw_setscheme(drw, scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, text, 0);
curpos = TEXTW(text) - TEXTW(&text[cursor]);
if ((curpos += lrpad / 2 - 1) < w) {
drw_setscheme(drw, scheme[SchemeNorm]);
drw_rect(drw, x + curpos, 2, 2, bh - 4, 1, 0);
if ((curpos = TEXTNW(text, cursor) + bh / 2 - 2) < w) {
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_rect(drw, x + curpos + 2, 2, 1, bh - 4, 1, 1, 0);
}
if (lines > 0) {
/* draw vertical list */
for (item = curr; item != next; item = item->right)
drawitem(item, x, y += bh, mw - x);
w = mw - x;
for (item = curr; item != next; item = item->right) {
y += h;
if (item == sel)
drw_setscheme(drw, &scheme[SchemeSel]);
else if (item->out)
drw_setscheme(drw, &scheme[SchemeOut]);
else
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_text(drw, x, y, w, bh, item->text, 0);
}
} else if (matches) {
/* draw horizontal list */
x += inputw;
w = TEXTW("<");
if (curr->left) {
drw_setscheme(drw, scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, lrpad / 2, "<", 0);
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, "<", 0);
}
x += w;
for (item = curr; item != next; item = item->right)
x = drawitem(item, x, 0, textw_clamp(item->text, mw - x - TEXTW(">")));
for (item = curr; item != next; item = item->right) {
x += w;
w = MIN(TEXTW(item->text), mw - x - TEXTW(">"));
if (item == sel)
drw_setscheme(drw, &scheme[SchemeSel]);
else if (item->out)
drw_setscheme(drw, &scheme[SchemeOut]);
else
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, item->text, 0);
}
w = TEXTW(">");
x = mw - w;
if (next) {
w = TEXTW(">");
drw_setscheme(drw, scheme[SchemeNorm]);
drw_text(drw, mw - w, 0, w, bh, lrpad / 2, ">", 0);
drw_setscheme(drw, &scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, ">", 0);
}
}
drw_map(drw, win, 0, 0, mw, mh);
}
static void
grabfocus(void)
{
struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 };
Window focuswin;
int i, revertwin;
for (i = 0; i < 100; ++i) {
XGetInputFocus(dpy, &focuswin, &revertwin);
if (focuswin == win)
return;
XSetInputFocus(dpy, win, RevertToParent, CurrentTime);
nanosleep(&ts, NULL);
}
die("cannot grab focus");
}
static void
grabkeyboard(void)
{
struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 };
int i;
if (embed)
return;
/* try to grab keyboard, we may have to wait for another process to ungrab */
for (i = 0; i < 1000; i++) {
if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True, GrabModeAsync,
GrabModeAsync, CurrentTime) == GrabSuccess)
if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True,
GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess)
return;
nanosleep(&ts, NULL);
}
die("cannot grab keyboard");
die("cannot grab keyboard\n");
}
static void
@ -241,11 +214,11 @@ match(void)
/* separate input text into tokens to be matched individually */
for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NULL, " "))
if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
die("cannot realloc %zu bytes:", tokn * sizeof *tokv);
die("cannot realloc %u bytes\n", tokn * sizeof *tokv);
len = tokc ? strlen(tokv[0]) : 0;
matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL;
textsize = strlen(text) + 1;
textsize = strlen(text);
for (item = items; item && item->text; item++) {
for (i = 0; i < tokc; i++)
if (!fstrstr(item->text, tokv[i]))
@ -304,42 +277,18 @@ nextrune(int inc)
return n;
}
static void
movewordedge(int dir)
{
if (dir < 0) { /* move cursor to the start of the word*/
while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)]))
cursor = nextrune(-1);
while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)]))
cursor = nextrune(-1);
} else { /* move cursor to the end of the word */
while (text[cursor] && strchr(worddelimiters, text[cursor]))
cursor = nextrune(+1);
while (text[cursor] && !strchr(worddelimiters, text[cursor]))
cursor = nextrune(+1);
}
}
static void
keypress(XKeyEvent *ev)
{
char buf[64];
char buf[32];
int len;
KeySym ksym = NoSymbol;
Status status;
len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);
switch (status) {
default: /* XLookupNone, XBufferOverflow */
if (status == XBufferOverflow)
return;
case XLookupChars: /* composed string from input method */
goto insert;
case XLookupKeySym:
case XLookupBoth: /* a KeySym and a string are returned: use keysym */
break;
}
if (ev->state & ControlMask) {
if (ev->state & ControlMask)
switch(ksym) {
case XK_a: ksym = XK_Home; break;
case XK_b: ksym = XK_Left; break;
@ -365,9 +314,9 @@ keypress(XKeyEvent *ev)
insert(NULL, 0 - cursor);
break;
case XK_w: /* delete word */
while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)]))
while (cursor > 0 && text[nextrune(-1)] == ' ')
insert(NULL, nextrune(-1) - cursor);
while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)]))
while (cursor > 0 && text[nextrune(-1)] != ' ')
insert(NULL, nextrune(-1) - cursor);
break;
case XK_y: /* paste selection */
@ -375,14 +324,6 @@ keypress(XKeyEvent *ev)
XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY,
utf8, utf8, win, CurrentTime);
return;
case XK_Left:
case XK_KP_Left:
movewordedge(-1);
goto draw;
case XK_Right:
case XK_KP_Right:
movewordedge(+1);
goto draw;
case XK_Return:
case XK_KP_Enter:
break;
@ -392,14 +333,8 @@ keypress(XKeyEvent *ev)
default:
return;
}
} else if (ev->state & Mod1Mask) {
else if (ev->state & Mod1Mask)
switch(ksym) {
case XK_b:
movewordedge(-1);
goto draw;
case XK_f:
movewordedge(+1);
goto draw;
case XK_g: ksym = XK_Home; break;
case XK_G: ksym = XK_End; break;
case XK_h: ksym = XK_Up; break;
@ -409,16 +344,12 @@ keypress(XKeyEvent *ev)
default:
return;
}
}
switch(ksym) {
default:
insert:
if (!iscntrl((unsigned char)*buf))
if (!iscntrl(*buf))
insert(buf, len);
break;
case XK_Delete:
case XK_KP_Delete:
if (text[cursor] == '\0')
return;
cursor = nextrune(+1);
@ -429,7 +360,6 @@ insert:
insert(NULL, nextrune(-1) - cursor);
break;
case XK_End:
case XK_KP_End:
if (text[cursor] != '\0') {
cursor = strlen(text);
break;
@ -449,7 +379,6 @@ insert:
cleanup();
exit(1);
case XK_Home:
case XK_KP_Home:
if (sel == matches) {
cursor = 0;
break;
@ -458,7 +387,6 @@ insert:
calcoffsets();
break;
case XK_Left:
case XK_KP_Left:
if (cursor > 0 && (!sel || !sel->left || lines > 0)) {
cursor = nextrune(-1);
break;
@ -467,21 +395,18 @@ insert:
return;
/* fallthrough */
case XK_Up:
case XK_KP_Up:
if (sel && sel->left && (sel = sel->left)->right == curr) {
curr = prev;
calcoffsets();
}
break;
case XK_Next:
case XK_KP_Next:
if (!next)
return;
sel = curr = next;
calcoffsets();
break;
case XK_Prior:
case XK_KP_Prior:
if (!prev)
return;
sel = curr = prev;
@ -498,7 +423,6 @@ insert:
sel->out = 1;
break;
case XK_Right:
case XK_KP_Right:
if (text[cursor] != '\0') {
cursor = nextrune(+1);
break;
@ -507,7 +431,6 @@ insert:
return;
/* fallthrough */
case XK_Down:
case XK_KP_Down:
if (sel && sel->right && (sel = sel->right) == next) {
curr = next;
calcoffsets();
@ -516,14 +439,12 @@ insert:
case XK_Tab:
if (!sel)
return;
cursor = strnlen(sel->text, sizeof text - 1);
memcpy(text, sel->text, cursor);
text[cursor] = '\0';
strncpy(text, sel->text, sizeof text - 1);
text[sizeof text - 1] = '\0';
cursor = strlen(text);
match();
break;
}
draw:
drawmenu();
}
@ -536,39 +457,35 @@ paste(void)
Atom da;
/* we have been given the current selection, now insert it into input */
if (XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
utf8, &da, &di, &dl, &dl, (unsigned char **)&p)
== Success && p) {
insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p));
XFree(p);
}
XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
utf8, &da, &di, &dl, &dl, (unsigned char **)&p);
insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p));
XFree(p);
drawmenu();
}
static void
readstdin(void)
{
char *line = NULL;
size_t i, itemsiz = 0, linesiz = 0;
ssize_t len;
char buf[sizeof text], *p, *maxstr = NULL;
size_t i, max = 0, size = 0;
/* read each line from stdin and add it to the item list */
for (i = 0; (len = getline(&line, &linesiz, stdin)) != -1; i++) {
if (i + 1 >= itemsiz) {
itemsiz += 256;
if (!(items = realloc(items, itemsiz * sizeof(*items))))
die("cannot realloc %zu bytes:", itemsiz * sizeof(*items));
}
if (line[len - 1] == '\n')
line[len - 1] = '\0';
if (!(items[i].text = strdup(line)))
die("strdup:");
for (i = 0; fgets(buf, sizeof buf, stdin); i++) {
if (i + 1 >= size / sizeof *items)
if (!(items = realloc(items, (size += BUFSIZ))))
die("cannot realloc %u bytes:", size);
if ((p = strchr(buf, '\n')))
*p = '\0';
if (!(items[i].text = strdup(buf)))
die("cannot strdup %u bytes:", strlen(buf) + 1);
items[i].out = 0;
if (strlen(items[i].text) > max)
max = strlen(maxstr = items[i].text);
}
free(line);
if (items)
items[i].text = NULL;
inputw = maxstr ? TEXTW(maxstr) : 0;
lines = MIN(lines, i);
}
@ -581,20 +498,10 @@ run(void)
if (XFilterEvent(&ev, win))
continue;
switch(ev.type) {
case DestroyNotify:
if (ev.xdestroywindow.window != win)
break;
cleanup();
exit(1);
case Expose:
if (ev.xexpose.count == 0)
drw_map(drw, win, 0, 0, mw, mh);
break;
case FocusIn:
/* regrab focus from parent window */
if (ev.xfocus.window != win)
grabfocus();
break;
case KeyPress:
keypress(&ev.xkey);
break;
@ -613,34 +520,36 @@ run(void)
static void
setup(void)
{
int x, y, i, j;
unsigned int du;
int x, y;
XSetWindowAttributes swa;
XIM xim;
Window w, dw, *dws;
XWindowAttributes wa;
XClassHint ch = {"dmenu", "dmenu"};
#ifdef XINERAMA
XineramaScreenInfo *info;
Window pw;
int a, di, n, area = 0;
Window w, pw, dw, *dws;
XWindowAttributes wa;
int a, j, di, n, i = 0, area = 0;
unsigned int du;
#endif
/* init appearance */
for (j = 0; j < SchemeLast; j++)
scheme[j] = drw_scm_create(drw, colors[j], 2);
scheme[SchemeNorm].bg = drw_clr_create(drw, normbgcolor);
scheme[SchemeNorm].fg = drw_clr_create(drw, normfgcolor);
scheme[SchemeSel].bg = drw_clr_create(drw, selbgcolor);
scheme[SchemeSel].fg = drw_clr_create(drw, selfgcolor);
scheme[SchemeOut].bg = drw_clr_create(drw, outbgcolor);
scheme[SchemeOut].fg = drw_clr_create(drw, outfgcolor);
clip = XInternAtom(dpy, "CLIPBOARD", False);
utf8 = XInternAtom(dpy, "UTF8_STRING", False);
/* calculate menu geometry */
bh = drw->fonts->h + 2;
bh = drw->fonts[0]->h + 2;
lines = MAX(lines, 0);
mh = (lines + 1) * bh;
#ifdef XINERAMA
i = 0;
if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
if ((info = XineramaQueryScreens(dpy, &n))) {
XGetInputFocus(dpy, &w, &di);
if (mon >= 0 && mon < n)
if (mon != -1 && mon < n)
i = mon;
else if (w != root && w != PointerRoot && w != None) {
/* find top-level window containing current input focus */
@ -657,9 +566,9 @@ setup(void)
}
}
/* no focused window is on screen, so use pointer location instead */
if (mon < 0 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du))
if (mon == -1 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du))
for (i = 0; i < n; i++)
if (INTERSECT(x, y, 1, 1, info[i]) != 0)
if (INTERSECT(x, y, 1, 1, info[i]))
break;
x = info[i].x_org;
@ -669,44 +578,29 @@ setup(void)
} else
#endif
{
if (!XGetWindowAttributes(dpy, parentwin, &wa))
die("could not get embedding window attributes: 0x%lx",
parentwin);
x = 0;
y = topbar ? 0 : wa.height - mh;
mw = wa.width;
y = topbar ? 0 : sh - mh;
mw = sw;
}
promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
inputw = mw / 3; /* input width: ~33% of monitor width */
promptw = (prompt && *prompt) ? TEXTW(prompt) : 0;
inputw = MIN(inputw, mw/3);
match();
/* create menu window */
swa.override_redirect = True;
swa.background_pixel = scheme[SchemeNorm][ColBg].pixel;
swa.background_pixel = scheme[SchemeNorm].bg->pix;
swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
CopyFromParent, CopyFromParent, CopyFromParent,
DefaultDepth(dpy, screen), CopyFromParent,
DefaultVisual(dpy, screen),
CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
XSetClassHint(dpy, win, &ch);
/* input methods */
if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL)
die("XOpenIM failed: could not open input device");
/* open input methods */
xim = XOpenIM(dpy, NULL, NULL, NULL);
xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
XNClientWindow, win, XNFocusWindow, win, NULL);
XMapRaised(dpy, win);
if (embed) {
XReparentWindow(dpy, win, parentwin, x, y);
XSelectInput(dpy, parentwin, FocusChangeMask | SubstructureNotifyMask);
if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) {
for (i = 0; i < du && dws[i] != win; ++i)
XSelectInput(dpy, dws[i], FocusChangeMask);
XFree(dws);
}
grabfocus();
}
drw_resize(drw, mw, mh);
drawmenu();
}
@ -714,14 +608,14 @@ setup(void)
static void
usage(void)
{
die("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
" [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]");
fputs("usage: dmenu [-b] [-f] [-i] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
" [-nb color] [-nf color] [-sb color] [-sf color] [-v]\n", stderr);
exit(1);
}
int
main(int argc, char *argv[])
{
XWindowAttributes wa;
int i, fast = 0;
for (i = 1; i < argc; i++)
@ -748,40 +642,31 @@ main(int argc, char *argv[])
else if (!strcmp(argv[i], "-fn")) /* font or font set */
fonts[0] = argv[++i];
else if (!strcmp(argv[i], "-nb")) /* normal background color */
colors[SchemeNorm][ColBg] = argv[++i];
normbgcolor = argv[++i];
else if (!strcmp(argv[i], "-nf")) /* normal foreground color */
colors[SchemeNorm][ColFg] = argv[++i];
normfgcolor = argv[++i];
else if (!strcmp(argv[i], "-sb")) /* selected background color */
colors[SchemeSel][ColBg] = argv[++i];
selbgcolor = argv[++i];
else if (!strcmp(argv[i], "-sf")) /* selected foreground color */
colors[SchemeSel][ColFg] = argv[++i];
else if (!strcmp(argv[i], "-w")) /* embedding window id */
embed = argv[++i];
selfgcolor = argv[++i];
else
usage();
if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
fputs("warning: no locale support\n", stderr);
if (!(dpy = XOpenDisplay(NULL)))
die("cannot open display");
die("cannot open display\n");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
if (!embed || !(parentwin = strtol(embed, NULL, 0)))
parentwin = root;
if (!XGetWindowAttributes(dpy, parentwin, &wa))
die("could not get embedding window attributes: 0x%lx",
parentwin);
drw = drw_create(dpy, screen, root, wa.width, wa.height);
if (!drw_fontset_create(drw, fonts, LENGTH(fonts)))
die("no fonts could be loaded.");
lrpad = drw->fonts->h;
sw = DisplayWidth(dpy, screen);
sh = DisplayHeight(dpy, screen);
drw = drw_create(dpy, screen, root, sw, sh);
drw_load_fonts(drw, fonts, LENGTH(fonts));
if (!drw->fontcount)
die("no fonts could be loaded.\n");
drw_setscheme(drw, &scheme[SchemeNorm]);
#ifdef __OpenBSD__
if (pledge("stdio rpath", NULL) == -1)
die("pledge");
#endif
if (fast && !isatty(0)) {
if (fast) {
grabkeyboard();
readstdin();
} else {

12
dmenu_path Executable file → Normal file
View File

@ -1,10 +1,10 @@
#!/bin/sh
cachedir="${XDG_CACHE_HOME:-"$HOME/.cache"}"
cache="$cachedir/dmenu_run"
[ ! -e "$cachedir" ] && mkdir -p "$cachedir"
cachedir=${XDG_CACHE_HOME:-"$HOME/.cache"}
if [ -d "$cachedir" ]; then
cache=$cachedir/dmenu_run
else
cache=$HOME/.dmenu_cache # if no xdg dir, fall back to dotfile in ~
fi
IFS=:
if stest -dqr -n "$cache" $PATH; then
stest -flx $PATH | sort -u | tee "$cache"

404
drw.c
View File

@ -9,48 +9,63 @@
#include "util.h"
#define UTF_INVALID 0xFFFD
#define UTF_SIZ 4
static int
utf8decode(const char *s_in, long *u, int *err)
static const unsigned char utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0};
static const unsigned char utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
static const long utfmin[UTF_SIZ + 1] = { 0, 0, 0x80, 0x800, 0x10000};
static const long utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
static long
utf8decodebyte(const char c, size_t *i)
{
static const unsigned char lens[] = {
/* 0XXXX */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
/* 10XXX */ 0, 0, 0, 0, 0, 0, 0, 0, /* invalid */
/* 110XX */ 2, 2, 2, 2,
/* 1110X */ 3, 3,
/* 11110 */ 4,
/* 11111 */ 0, /* invalid */
};
static const unsigned char leading_mask[] = { 0x7F, 0x1F, 0x0F, 0x07 };
static const unsigned int overlong[] = { 0x0, 0x80, 0x0800, 0x10000 };
for (*i = 0; *i < (UTF_SIZ + 1); ++(*i))
if (((unsigned char)c & utfmask[*i]) == utfbyte[*i])
return (unsigned char)c & ~utfmask[*i];
return 0;
}
static size_t
utf8validate(long *u, size_t i)
{
if (!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF))
*u = UTF_INVALID;
for (i = 1; *u > utfmax[i]; ++i)
;
return i;
}
static size_t
utf8decode(const char *c, long *u, size_t clen)
{
size_t i, j, len, type;
long udecoded;
const unsigned char *s = (const unsigned char *)s_in;
int len = lens[*s >> 3];
*u = UTF_INVALID;
*err = 1;
if (len == 0)
if (!clen)
return 0;
udecoded = utf8decodebyte(c[0], &len);
if (!BETWEEN(len, 1, UTF_SIZ))
return 1;
long cp = s[0] & leading_mask[len - 1];
for (int i = 1; i < len; ++i) {
if (s[i] == '\0' || (s[i] & 0xC0) != 0x80)
return i;
cp = (cp << 6) | (s[i] & 0x3F);
for (i = 1, j = 1; i < clen && j < len; ++i, ++j) {
udecoded = (udecoded << 6) | utf8decodebyte(c[i], &type);
if (type)
return j;
}
/* out of range, surrogate, overlong encoding */
if (cp > 0x10FFFF || (cp >> 11) == 0x1B || cp < overlong[len - 1])
return len;
if (j < len)
return 0;
*u = udecoded;
utf8validate(u, len);
*err = 0;
*u = cp;
return len;
}
Drw *
drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h)
{
Drw *drw = ecalloc(1, sizeof(Drw));
Drw *drw;
drw = ecalloc(1, sizeof(Drw));
drw->dpy = dpy;
drw->screen = screen;
drw->root = root;
@ -58,6 +73,7 @@ drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h
drw->h = h;
drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen));
drw->gc = XCreateGC(dpy, root, 0, NULL);
drw->fontcount = 0;
XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter);
return drw;
@ -66,9 +82,6 @@ drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h
void
drw_resize(Drw *drw, unsigned int w, unsigned int h)
{
if (!drw)
return;
drw->w = w;
drw->h = h;
if (drw->drawable)
@ -79,57 +92,84 @@ drw_resize(Drw *drw, unsigned int w, unsigned int h)
void
drw_free(Drw *drw)
{
size_t i;
for (i = 0; i < drw->fontcount; i++)
drw_font_free(drw->fonts[i]);
XFreePixmap(drw->dpy, drw->drawable);
XFreeGC(drw->dpy, drw->gc);
drw_fontset_free(drw->fonts);
free(drw);
}
/* This function is an implementation detail. Library users should use
* drw_fontset_create instead.
* drw_font_create instead.
*/
static Fnt *
xfont_create(Drw *drw, const char *fontname, FcPattern *fontpattern)
drw_font_xcreate(Drw *drw, const char *fontname, FcPattern *fontpattern)
{
Fnt *font;
XftFont *xfont = NULL;
FcPattern *pattern = NULL;
if (fontname) {
/* Using the pattern found at font->xfont->pattern does not yield the
* same substitution results as using the pattern returned by
/* Using the pattern found at font->xfont->pattern does not yield same
* the same substitution results as using the pattern returned by
* FcNameParse; using the latter results in the desired fallback
* behaviour whereas the former just results in missing-character
* rectangles being drawn, at least with some fonts. */
* behaviour whereas the former just results in
* missing-character-rectangles being drawn, at least with some fonts.
*/
if (!(xfont = XftFontOpenName(drw->dpy, drw->screen, fontname))) {
fprintf(stderr, "error, cannot load font from name: '%s'\n", fontname);
fprintf(stderr, "error, cannot load font: '%s'\n", fontname);
return NULL;
}
if (!(pattern = FcNameParse((FcChar8 *) fontname))) {
fprintf(stderr, "error, cannot parse font name to pattern: '%s'\n", fontname);
fprintf(stderr, "error, cannot load font: '%s'\n", fontname);
XftFontClose(drw->dpy, xfont);
return NULL;
}
} else if (fontpattern) {
if (!(xfont = XftFontOpenPattern(drw->dpy, fontpattern))) {
fprintf(stderr, "error, cannot load font from pattern.\n");
fprintf(stderr, "error, cannot load font pattern.\n");
return NULL;
}
} else {
die("no font specified.");
die("no font specified.\n");
}
font = ecalloc(1, sizeof(Fnt));
font->xfont = xfont;
font->pattern = pattern;
font->h = xfont->ascent + xfont->descent;
font->ascent = xfont->ascent;
font->descent = xfont->descent;
font->h = font->ascent + font->descent;
font->dpy = drw->dpy;
return font;
}
static void
xfont_free(Fnt *font)
Fnt*
drw_font_create(Drw *drw, const char *fontname)
{
return drw_font_xcreate(drw, fontname, NULL);
}
void
drw_load_fonts(Drw* drw, const char *fonts[], size_t fontcount)
{
size_t i;
Fnt *font;
for (i = 0; i < fontcount; i++) {
if (drw->fontcount >= DRW_FONT_CACHE_SIZE) {
die("Font cache exhausted.\n");
} else if ((font = drw_font_xcreate(drw, fonts[i], NULL))) {
drw->fonts[drw->fontcount++] = font;
}
}
}
void
drw_font_free(Fnt *font)
{
if (!font)
return;
@ -139,218 +179,150 @@ xfont_free(Fnt *font)
free(font);
}
Fnt*
drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount)
Clr *
drw_clr_create(Drw *drw, const char *clrname)
{
Fnt *cur, *ret = NULL;
size_t i;
if (!drw || !fonts)
return NULL;
for (i = 1; i <= fontcount; i++) {
if ((cur = xfont_create(drw, fonts[fontcount - i], NULL))) {
cur->next = ret;
ret = cur;
}
}
return (drw->fonts = ret);
}
void
drw_fontset_free(Fnt *font)
{
if (font) {
drw_fontset_free(font->next);
xfont_free(font);
}
}
void
drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
{
if (!drw || !dest || !clrname)
return;
Clr *clr;
clr = ecalloc(1, sizeof(Clr));
if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
DefaultColormap(drw->dpy, drw->screen),
clrname, dest))
die("error, cannot allocate color '%s'", clrname);
}
clrname, &clr->rgb))
die("error, cannot allocate color '%s'\n", clrname);
clr->pix = clr->rgb.pixel;
/* Wrapper to create color schemes. The caller has to call free(3) on the
* returned color scheme when done using it. */
Clr *
drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
{
size_t i;
Clr *ret;
/* need at least two colors for a scheme */
if (!drw || !clrnames || clrcount < 2 || !(ret = ecalloc(clrcount, sizeof(XftColor))))
return NULL;
for (i = 0; i < clrcount; i++)
drw_clr_create(drw, &ret[i], clrnames[i]);
return ret;
return clr;
}
void
drw_setfontset(Drw *drw, Fnt *set)
drw_clr_free(Clr *clr)
{
if (drw)
drw->fonts = set;
free(clr);
}
void
drw_setscheme(Drw *drw, Clr *scm)
drw_setscheme(Drw *drw, ClrScheme *scheme)
{
if (drw)
drw->scheme = scm;
drw->scheme = scheme;
}
void
drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert)
drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int empty, int invert)
{
if (!drw || !drw->scheme)
if (!drw->scheme)
return;
XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme[ColBg].pixel : drw->scheme[ColFg].pixel);
XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme->bg->pix : drw->scheme->fg->pix);
if (filled)
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
else
XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w - 1, h - 1);
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w + 1, h + 1);
else if (empty)
XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
}
int
drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert)
drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text, int invert)
{
int ty, ellipsis_x = 0;
unsigned int tmpw, ew, ellipsis_w = 0, ellipsis_len, hash, h0, h1;
char buf[1024];
int tx, ty, th;
Extnts tex;
XftDraw *d = NULL;
Fnt *usedfont, *curfont, *nextfont;
int utf8strlen, utf8charlen, utf8err, render = x || y || w || h;
Fnt *curfont, *nextfont;
size_t i, len;
int utf8strlen, utf8charlen, render;
long utf8codepoint = 0;
const char *utf8str;
FcCharSet *fccharset;
FcPattern *fcpattern;
FcPattern *match;
XftResult result;
int charexists = 0, overflow = 0;
/* keep track of a couple codepoints for which we have no match. */
static unsigned int nomatches[128], ellipsis_width, invalid_width;
static const char invalid[] = "<EFBFBD>";
int charexists = 0;
if (!drw || (render && (!drw->scheme || !w)) || !text || !drw->fonts)
if (!drw->scheme || !drw->fontcount)
return 0;
if (!render) {
w = invert ? invert : ~invert;
if (!(render = x || y || w || h)) {
w = ~w;
} else {
XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel);
XSetForeground(drw->dpy, drw->gc, invert ?
drw->scheme->fg->pix : drw->scheme->bg->pix);
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
if (w < lpad)
return x + w;
d = XftDrawCreate(drw->dpy, drw->drawable,
DefaultVisual(drw->dpy, drw->screen),
DefaultColormap(drw->dpy, drw->screen));
x += lpad;
w -= lpad;
}
usedfont = drw->fonts;
if (!ellipsis_width && render)
ellipsis_width = drw_fontset_getwidth(drw, "...");
if (!invalid_width && render)
invalid_width = drw_fontset_getwidth(drw, invalid);
curfont = drw->fonts[0];
while (1) {
ew = ellipsis_len = utf8err = utf8charlen = utf8strlen = 0;
utf8strlen = 0;
utf8str = text;
nextfont = NULL;
while (*text) {
utf8charlen = utf8decode(text, &utf8codepoint, &utf8err);
for (curfont = drw->fonts; curfont; curfont = curfont->next) {
charexists = charexists || XftCharExists(drw->dpy, curfont->xfont, utf8codepoint);
utf8charlen = utf8decode(text, &utf8codepoint, UTF_SIZ);
for (i = 0; i < drw->fontcount; i++) {
charexists = charexists || XftCharExists(drw->dpy, drw->fonts[i]->xfont, utf8codepoint);
if (charexists) {
drw_font_getexts(curfont, text, utf8charlen, &tmpw, NULL);
if (ew + ellipsis_width <= w) {
/* keep track where the ellipsis still fits */
ellipsis_x = x + ew;
ellipsis_w = w - ew;
ellipsis_len = utf8strlen;
}
if (ew + tmpw > w) {
overflow = 1;
/* called from drw_fontset_getwidth_clamp():
* it wants the width AFTER the overflow
*/
if (!render)
x += tmpw;
else
utf8strlen = ellipsis_len;
} else if (curfont == usedfont) {
if (drw->fonts[i] == curfont) {
utf8strlen += utf8charlen;
text += utf8charlen;
utf8strlen += utf8err ? 0 : utf8charlen;
ew += utf8err ? 0 : tmpw;
} else {
nextfont = curfont;
nextfont = drw->fonts[i];
}
break;
}
}
if (overflow || !charexists || nextfont || utf8err)
if (!charexists || (nextfont && nextfont != curfont))
break;
else
charexists = 0;
}
if (utf8strlen) {
if (render) {
ty = y + (h - usedfont->h) / 2 + usedfont->xfont->ascent;
XftDrawStringUtf8(d, &drw->scheme[invert ? ColBg : ColFg],
usedfont->xfont, x, ty, (XftChar8 *)utf8str, utf8strlen);
}
x += ew;
w -= ew;
}
if (utf8err && (!render || invalid_width < w)) {
if (render)
drw_text(drw, x, y, w, h, 0, invalid, invert);
x += invalid_width;
w -= invalid_width;
}
if (render && overflow)
drw_text(drw, ellipsis_x, y, ellipsis_w, h, 0, "...", invert);
drw_font_getexts(curfont, utf8str, utf8strlen, &tex);
/* shorten text if necessary */
for (len = MIN(utf8strlen, (sizeof buf) - 1); len && (tex.w > w - drw->fonts[0]->h || w < drw->fonts[0]->h); len--)
drw_font_getexts(curfont, utf8str, len, &tex);
if (!*text || overflow) {
if (len) {
memcpy(buf, utf8str, len);
buf[len] = '\0';
if (len < utf8strlen)
for (i = len; i && i > len - 3; buf[--i] = '.');
if (render) {
th = curfont->ascent + curfont->descent;
ty = y + (h / 2) - (th / 2) + curfont->ascent;
tx = x + (h / 2);
XftDrawStringUtf8(d, invert ? &drw->scheme->bg->rgb : &drw->scheme->fg->rgb, curfont->xfont, tx, ty, (XftChar8 *)buf, len);
}
x += tex.w;
w -= tex.w;
}
}
if (!*text) {
break;
} else if (nextfont) {
charexists = 0;
usedfont = nextfont;
curfont = nextfont;
} else {
/* Regardless of whether or not a fallback font is found, the
* character must be drawn. */
* character must be drawn.
*/
charexists = 1;
hash = (unsigned int)utf8codepoint;
hash = ((hash >> 16) ^ hash) * 0x21F0AAAD;
hash = ((hash >> 15) ^ hash) * 0xD35A2D97;
h0 = ((hash >> 15) ^ hash) % LENGTH(nomatches);
h1 = (hash >> 17) % LENGTH(nomatches);
/* avoid expensive XftFontMatch call when we know we won't find a match */
if (nomatches[h0] == utf8codepoint || nomatches[h1] == utf8codepoint)
goto no_match;
if (drw->fontcount >= DRW_FONT_CACHE_SIZE)
continue;
fccharset = FcCharSetCreate();
FcCharSetAddChar(fccharset, utf8codepoint);
if (!drw->fonts->pattern) {
/* Refer to the comment in xfont_create for more information. */
die("the first font in the cache must be loaded from a font string.");
if (!drw->fonts[0]->pattern) {
/* Refer to the comment in drw_font_xcreate for more
* information. */
die("the first font in the cache must be loaded from a font string.\n");
}
fcpattern = FcPatternDuplicate(drw->fonts->pattern);
fcpattern = FcPatternDuplicate(drw->fonts[0]->pattern);
FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset);
FcPatternAddBool(fcpattern, FC_SCALABLE, FcTrue);
@ -362,16 +334,12 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
FcPatternDestroy(fcpattern);
if (match) {
usedfont = xfont_create(drw, NULL, match);
if (usedfont && XftCharExists(drw->dpy, usedfont->xfont, utf8codepoint)) {
for (curfont = drw->fonts; curfont->next; curfont = curfont->next)
; /* NOP */
curfont->next = usedfont;
curfont = drw_font_xcreate(drw, NULL, match);
if (curfont && XftCharExists(drw->dpy, curfont->xfont, utf8codepoint)) {
drw->fonts[drw->fontcount++] = curfont;
} else {
xfont_free(usedfont);
nomatches[nomatches[h0] ? h1 : h0] = utf8codepoint;
no_match:
usedfont = drw->fonts;
drw_font_free(curfont);
curfont = drw->fonts[0];
}
}
}
@ -379,49 +347,34 @@ no_match:
if (d)
XftDrawDestroy(d);
return x + (render ? w : 0);
return x;
}
void
drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h)
{
if (!drw)
return;
XCopyArea(drw->dpy, drw->drawable, win, drw->gc, x, y, w, h, x, y);
XSync(drw->dpy, False);
}
unsigned int
drw_fontset_getwidth(Drw *drw, const char *text)
{
if (!drw || !drw->fonts || !text)
return 0;
return drw_text(drw, 0, 0, 0, 0, 0, text, 0);
}
unsigned int
drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n)
{
unsigned int tmp = 0;
if (drw && drw->fonts && text && n)
tmp = drw_text(drw, 0, 0, 0, 0, 0, text, n);
return MIN(n, tmp);
}
void
drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h)
drw_font_getexts(Fnt *font, const char *text, unsigned int len, Extnts *tex)
{
XGlyphInfo ext;
if (!font || !text)
return;
XftTextExtentsUtf8(font->dpy, font->xfont, (XftChar8 *)text, len, &ext);
if (w)
*w = ext.xOff;
if (h)
*h = font->h;
tex->h = font->h;
tex->w = ext.xOff;
}
unsigned int
drw_font_getexts_width(Fnt *font, const char *text, unsigned int len)
{
Extnts tex;
drw_font_getexts(font, text, len, &tex);
return tex.w;
}
Cur *
@ -429,9 +382,7 @@ drw_cur_create(Drw *drw, int shape)
{
Cur *cur;
if (!drw || !(cur = ecalloc(1, sizeof(Cur))))
return NULL;
cur = ecalloc(1, sizeof(Cur));
cur->cursor = XCreateFontCursor(drw->dpy, shape);
return cur;
@ -442,7 +393,6 @@ drw_cur_free(Drw *drw, Cur *cursor)
{
if (!cursor)
return;
XFreeCursor(drw->dpy, cursor->cursor);
free(cursor);
}

64
drw.h
View File

@ -1,19 +1,29 @@
/* See LICENSE file for copyright and license details. */
#define DRW_FONT_CACHE_SIZE 32
typedef struct {
unsigned long pix;
XftColor rgb;
} Clr;
typedef struct {
Cursor cursor;
} Cur;
typedef struct Fnt {
typedef struct {
Display *dpy;
int ascent;
int descent;
unsigned int h;
XftFont *xfont;
FcPattern *pattern;
struct Fnt *next;
} Fnt;
enum { ColFg, ColBg }; /* Clr scheme index */
typedef XftColor Clr;
typedef struct {
Clr *fg;
Clr *bg;
Clr *border;
} ClrScheme;
typedef struct {
unsigned int w, h;
@ -22,37 +32,43 @@ typedef struct {
Window root;
Drawable drawable;
GC gc;
Clr *scheme;
Fnt *fonts;
ClrScheme *scheme;
size_t fontcount;
Fnt *fonts[DRW_FONT_CACHE_SIZE];
} Drw;
typedef struct {
unsigned int w;
unsigned int h;
} Extnts;
/* Drawable abstraction */
Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
void drw_resize(Drw *drw, unsigned int w, unsigned int h);
void drw_free(Drw *drw);
Drw *drw_create(Display *, int, Window, unsigned int, unsigned int);
void drw_resize(Drw *, unsigned int, unsigned int);
void drw_free(Drw *);
/* Fnt abstraction */
Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount);
void drw_fontset_free(Fnt* set);
unsigned int drw_fontset_getwidth(Drw *drw, const char *text);
unsigned int drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n);
void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
Fnt *drw_font_create(Drw *, const char *);
void drw_load_fonts(Drw *, const char *[], size_t);
void drw_font_free(Fnt *);
void drw_font_getexts(Fnt *, const char *, unsigned int, Extnts *);
unsigned int drw_font_getexts_width(Fnt *, const char *, unsigned int);
/* Colorscheme abstraction */
void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
/* Colour abstraction */
Clr *drw_clr_create(Drw *, const char *);
void drw_clr_free(Clr *);
/* Cursor abstraction */
Cur *drw_cur_create(Drw *drw, int shape);
void drw_cur_free(Drw *drw, Cur *cursor);
Cur *drw_cur_create(Drw *, int);
void drw_cur_free(Drw *, Cur *);
/* Drawing context manipulation */
void drw_setfontset(Drw *drw, Fnt *set);
void drw_setscheme(Drw *drw, Clr *scm);
void drw_setfont(Drw *, Fnt *);
void drw_setscheme(Drw *, ClrScheme *);
/* Drawing functions */
void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert);
int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert);
void drw_rect(Drw *, int, int, unsigned int, unsigned int, int, int, int);
int drw_text(Drw *, int, int, unsigned int, unsigned int, const char *, int);
/* Map functions */
void drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h);
void drw_map(Drw *, Window, int, int, unsigned int, unsigned int);

2
stest.c
View File

@ -84,7 +84,7 @@ main(int argc, char *argv[])
if (!argc) {
/* read list from stdin */
while ((n = getline(&line, &linesiz, stdin)) > 0) {
if (line[n - 1] == '\n')
if (n && line[n - 1] == '\n')
line[n - 1] = '\0';
test(line, line);
}

38
util.c
View File

@ -1,5 +1,4 @@
/* See LICENSE file for copyright and license details. */
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
@ -7,31 +6,28 @@
#include "util.h"
void
die(const char *fmt, ...)
{
va_list ap;
int saved_errno;
saved_errno = errno;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
if (fmt[0] && fmt[strlen(fmt)-1] == ':')
fprintf(stderr, " %s", strerror(saved_errno));
fputc('\n', stderr);
exit(1);
}
void *
ecalloc(size_t nmemb, size_t size)
{
void *p;
if (!(p = calloc(nmemb, size)))
die("calloc:");
perror(NULL);
return p;
}
void
die(const char *fmt, ...) {
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
fputc(' ', stderr);
perror(NULL);
}
exit(1);
}

5
util.h
View File

@ -3,7 +3,6 @@
#define MAX(A, B) ((A) > (B) ? (A) : (B))
#define MIN(A, B) ((A) < (B) ? (A) : (B))
#define BETWEEN(X, A, B) ((A) <= (X) && (X) <= (B))
#define LENGTH(X) (sizeof (X) / sizeof (X)[0])
void die(const char *fmt, ...);
void *ecalloc(size_t nmemb, size_t size);
void die(const char *errstr, ...);
void *ecalloc(size_t, size_t);